[OE-core] [PATCH] wic: squashfs partition support

[Tom Zanussi]

Hi, please include a description for this.

Also, it looks like this is missing the empty_partition() part?

Thanks,

Tom

On Wed, 2014-07-23 at 12:37 +0200, Maciej Borzecki wrote:
> Signed-off-by: Maciej Borzecki <maciej.borzecki at open-rnd.pl>
> ---
>  .../lib/mic/kickstart/custom_commands/partition.py | 26 ++++++++++++++++++++++
>  1 file changed, 26 insertions(+)
> 
> diff --git a/scripts/lib/mic/kickstart/custom_commands/partition.py b/scripts/lib/mic/kickstart/custom_commands/partition.py
> index d0f1b78..c4d0113 100644
> --- a/scripts/lib/mic/kickstart/custom_commands/partition.py
> +++ b/scripts/lib/mic/kickstart/custom_commands/partition.py
> @@ -192,6 +192,10 @@ class Wic_PartData(Mic_PartData):
>              return self.prepare_rootfs_vfat(cr_workdir, oe_builddir,
>                                              rootfs_dir, native_sysroot,
>                                              pseudo)
> +        elif self.fstype.startswith("squashfs"):
> +            return self.prepare_rootfs_squashfs(cr_workdir, oe_builddir,
> +                                                rootfs_dir, native_sysroot,
> +                                                pseudo)
>  
>      def prepare_rootfs_ext(self, cr_workdir, oe_builddir, rootfs_dir,
>                             native_sysroot, pseudo):
> @@ -324,6 +328,28 @@ class Wic_PartData(Mic_PartData):
>          self.set_size(rootfs_size)
>          self.set_source_file(rootfs)
>  
> +    def prepare_rootfs_squashfs(self, cr_workdir, oe_builddir, rootfs_dir,
> +                                native_sysroot, pseudo):
> +        """
> +        Prepare content for a squashfs rootfs partition.
> +        """
> +        image_rootfs = rootfs_dir
> +        rootfs = "%s/rootfs_%s.%s" % (cr_workdir, self.label ,self.fstype)
> +
> +        squashfs_cmd = "mksquashfs %s %s -noappend" % \
> +                       (image_rootfs, rootfs)
> +        rc, out = exec_native_cmd(pseudo + squashfs_cmd, native_sysroot)
> +
> +        # get the rootfs size in the right units for kickstart (Mb)
> +        du_cmd = "du -Lbms %s" % rootfs
> +        rc, out = exec_cmd(du_cmd)
> +        rootfs_size = out.split()[0]
> +
> +        self.size = rootfs_size
> +        self.source_file = rootfs
> +
> +        return 0
> +
>      def prepare_empty_partition(self, cr_workdir, oe_builddir, native_sysroot):
>          """
>          Prepare an empty partition.